Tungaloy DCMT11T304-PS T9115 CVD Coated Carbide Turning Insert for Steel

$85.06 USD

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Description

Tungaloy DCMT11T304-PS T9115 Turning Insert

High-Speed Steel Finishing Master | Premium T9115 CVD | Made in Japan

What is the best insert for high-speed finishing of carbon steel?

The Tungaloy DCMT11T304-PS T9115 is a high-performance CVD coated carbide turning insert engineered for excellence in high-speed steel machining. Utilizing the advanced T9115 grade, this insert features a thick Al2O3 layer that provides an exceptional thermal barrier, allowing it to withstand the extreme heat generated during continuous dry cutting. The -PS chipbreaker (Polish Style) is a high-sharpness geometry designed to provide stable chip evacuation even at low feed rates and shallow depths of cut. This Japan-made indexable turning tool with a 0.4mm corner radius is the professional choice for CNC machining shops looking to reduce cycle times while maintaining a high-gloss surface finish. Integrating this long-tail keywords optimized insert into your workflow ensures maximum tool life and unmatched dimensional stability.

Decoding the DCMT11T304-PS Technical Nomenclature

D
55° Rhombic
C
7° Clearance
M
M-Tolerance
T
Hole & Screw
11
11.6mm Edge
T3
3.97mm Thick
04
0.4mm Radius
-PS
Polish Style

Technical Specs: Metric vs. Imperial Comparison

ISO Parameter Metric Unit Imperial Designation
ISO Model DCMT11T304-PS DCMT32.51-PS
Inscribed Circle (IC) 9.525 mm 3/8 inch
Thickness (S) 3.97 mm 5/32 inch
Corner Radius (RE) 0.4 mm 1/64 inch

How does the T9115 CVD coating benefit my CNC production?

The T9115 Grade is Tungaloy's premium choice for high-speed steel turning. The CVD (Chemical Vapor Deposition) coating is exceptionally thick and smooth, reducing friction between the chip and the rake face. In precision machining, this leads to lower cutting temperatures and a reduction in built-up edge (BUE). The -PS chipbreaker is specialized for "Polish Style" finishing; it uses a sharp cutting edge to "peel" the material, preventing work hardening and ensuring a high-quality surface. For CNC machining operators, this indexable turning tool offers massive efficiency gains in high-volume steel production.

Recommended Cutting Parameters (T9115)

  • Cutting Speed (Vc): 150 - 350 m/min (Standard Steels)
  • Feed Rate (f): 0.05 - 0.20 mm/rev
  • Depth of Cut (ap): 0.2 - 1.5 mm

*Pro Tip: CVD coatings like T9115 reach peak performance at high cutting speeds. If your machine allows, push the Vc for better chip control.*

Feedback from Global Machinists

⭐⭐⭐⭐⭐ "Extreme Speed Stability" - Mark D., USA
"Switched to T9115 for our high-volume 1045 steel parts. We increased the SFM significantly and the tool life is still 30% longer than our previous brand."

⭐⭐⭐⭐⭐ "Mirror Finish Success" - K. Schmidt, Germany
"The -PS breaker is magic on finishing passes. Even at high speeds, the surface finish remains consistent across 200 parts. Premium Japan quality."

⭐⭐⭐⭐ "Very Reliable" - Hiroshi T., Japan
"Good chip control even with low feed rates. Stable performance in our CNC lathes for alloy steel components."

⭐⭐⭐⭐⭐ "Heat Resistance" - Luca F., Italy
"Ran these dry at high speed. The CVD coating handles the heat perfectly. Dimensional accuracy is outstanding."

⭐⭐⭐⭐⭐ "Original Stock" - Sarah L., UK
"Authentic Tungaloy inserts. Performance is exactly as the catalog states. Fast shipping and great results for our shop."

Technical Tooling Q&A

Q: Can I use T9115 for stainless steel?

A: T9115 is optimized for steel. For stainless steel, PVD grades like AH725 are generally better at preventing built-up edge and managing toughness.

Q: Is CVD better than PVD for steel finishing?

A: For high-speed, continuous finishing in steel, CVD (T9115) is superior due to its higher heat resistance. PVD is better for toughness and interrupted cuts.

Q: What tool holder fits this DCMT 11T3?

A: Fits all standard ISO holders like SDJCR/L 1212/1616 or internal boring bars like S...-SDUCR11.

Expert Choice: CVD Coated Carbide for Steel

In precision machining, CVD Coated Carbide (T9115) is the ultimate choice for high-speed efficiency. While cermet offers a higher shine, T9115 provides the heat resistance and substrate strength needed for high-productivity steel turning.

© Technical Content by cnchome-beyond.com - Japan Tooling Excellence

Technical FAQ & Buying Guide

Are your carbide inserts interchangeable with major brands like Sandvik, Iscar, or Kennametal?

Absolutely. Our CNC carbide inserts (including CNMG, WNMG, DNMG, and APMT series) are manufactured strictly adhering to international ISO/ANSI specifications. A CNMG 120408 from OYYU BEYOND will flawlessly fit any standard turning tool holder or indexable tool from major global brands like Sandvik Coromant, Kennametal, Iscar, Walter, or SECO, providing a highly cost-effective premium alternative without sacrificing tolerance or tool life.

How do I choose the correct insert grade and chipbreaker for machining Stainless Steel (M) vs. Carbon Steel (P)?

We offer optimized CVD and PVD multi-layer coatings for different ISO material groups:

  • For Carbon/Alloy Steel (ISO P): Choose our thick multi-layer CVD coated grades (e.g., Al2O3 + TiN). They provide exceptional crater wear resistance and thermal barriers during high-speed dry or wet roughing.
  • For Stainless Steel (ISO M): Choose our nano-structured PVD coated grades with sharp, positive chipbreakers (like -TM or -MA). This combination prevents work hardening and effectively controls sticky chips.
What are the recommended cutting speed (Vc) and feed rate (f) parameters to maximize tool life?

The optimal cutting parameters vary depending on the workpiece hardness and operation type:

  • For General Steel Turnings: Recommended cutting speed ($V_c$) ranges from 150 to 280 m/min, with a feed rate ($f$) of 0.15 to 0.45 mm/rev.
  • For Stainless Steel Finishing: Recommended cutting speed ($V_c$) is 120 to 200 m/min, with a feed rate ($f$) of 0.10 to 0.25 mm/rev.Always adjust parameters based on early wear patterns: increase $V_c$ if built-up edge occurs, or reduce $V_c$ if severe flank wear is observed.
Do you offer bulk discounts or wholesale pricing for machine shops and distributors?

Yes, we support machine shops, distributors, and global buyers with tiered wholesale pricing and competitive volume discounts. We also provide OEM custom manufacturing solutions for tool holders and carbide inserts based on your technical drawings. Contact our team to request a quick B2B quotation.

What is your international shipping policy and typical lead time for orders?

We provide secure worldwide express shipping (via DHL, FedEx, and UPS) with specialized, vibration-proof industrial packaging to ensure tools arrive in perfect condition. In-stock items are dispatched within 24-48 hours, while custom or bulk orders typically have a stable lead time of 15-25 days.

How do you guarantee the quality and tolerance precision of your CNC tools?

All our cutting tools and tool holders are manufactured strictly in accordance with ISO 9001 and international industrial standards. Every batch undergoes 100% rigorous quality control testing using high-precision optical measuring equipment to ensure reliable tool life and stable performance in continuous mass production.